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Finding the Fourth Proportional to 375,737, 518,552.92 and 214,616.12

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Solution

The fourth proportional to 375,737, 518,552.92 and 214,616.12 is: 296,190.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,737 : 518,552.92 = 214,616.12 : x
  2. Step 2: Convert to fraction form
    375,737/518,552.92 = 214,616.12/x
  3. Step 3: Cross multiply
    375,737x = 518,552.92 × 214,616.12
  4. Step 4: Simplify right side
    375,737x = 111,289,815,705.07
  5. Step 5: Solve for x
    x = 111,289,815,705.07/375,737
  6. Step 6: Final answer
    x = 296,190.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.